<template>
    <div>
          <!-- 面包屑 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>商品管理</el-breadcrumb-item>
        <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
         <!-- 卡片试图区域 -->
        <el-card>
           <el-row :gutter="20">
               <el-col :span="8">
                <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
                <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
            </el-input>
               </el-col>
               <el-col :span="4">
                   <el-button type="primary" @click="goAddpage">添加商品</el-button>
               </el-col>
           </el-row>
           <!-- table表格区域 -->
           <el-table :data="goodslist" border stripe>
               <el-table-column type="index"></el-table-column>
               <el-table-column label="商品名称" prop="goods_name"></el-table-column>
               <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
               <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
               <el-table-column label="创建时间" prop="add_time" width="140px">
                   <template slot-scope="scope">
                       {{scope.row.add_time|dateFormat}}
                   </template>
               </el-table-column>
               <el-table-column label="操作" width="130px">
                   <template slot-scope="scope">
                       <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                        <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
                   </template>
               </el-table-column>
           </el-table>
           <!-- 分页区域 -->
           <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[5, 10, 15, 20]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total" background>
            </el-pagination>
        </el-card>
    </div>
</template>
<script>
export default {
    data(){
        return{
            // 查询参数对象
            queryInfo:{
                query:'',
                pagenum:1,
                pagesize:10
            },
             // 商品列表
            goodslist: [],
            // 总数据条数
            total: 0,

        }
    },
    created() {
        this.getGoodsList()
    },
    methods:{
        // 根据分页获取对应的商品列表
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })

      if (res.meta.status !== 200) {
        return this.$message.error('获取商品列表失败！')
      }

      this.$message.success('获取商品列表成功！')
      console.log(res.data)
      this.goodslist = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange(newSize){
        this.queryInfo.pagesize=newSize
        this.getGoodsList()
    },
    handleCurrentChange(newPage){
        this.queryInfo.pagenum=newPage
         this.getGoodsList()
    },
    // 点击按钮删除用户
    async removeById(id){
        const confirmResult=await this.$confirm('此操作将永久删除该商品,是否继续?','提示',{
            confirmButtonText:'确定',
            cancelButtonText:'取消',
            type:'warning'
        }).catch(err=>err)
        if(confirmResult!=='confirm'){
            return this.$message.info('已经取消删除!')
        }
        const{data:res}=await this.$http.delete(`goods/${id}`)
        if(res.meta.status!==200){
            return this.$message.error('删除失败!')
        }
        this.$message.success('删除成功!')
        this.getGoodsList()
    },
    goAddpage(){
        this.$router.push('/goods/add')
    }
    }
}
</script>
<style lang="less" scoped>
    
</style>